2006-02-03

astrometric standards, quarks, filaments

Roweis and I had a long conversation about the next step in the astrometry.net project after Lang and Mierle solve all of the SDSS fields. One possibility would be to build a next-generation astrometric standards catalog, using existing data but better (or more interesting) statistical methods.

Rafelski (Arizona) spoke about the quark-gluon plasma, in RHIC and in the early Universe. Evidently RHIC has some awesome results, although he did not focus on them. Also, I was reminded that even after all these years on the lattice, we still don't know the u, d, or s quark masses!

Quintero questioned the existence of filaments in the galaxy distribution. I told him he was in good company (eg, Jim Peebles). We came up with a simple project to look for them. Very simple.

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